Chemical Name: PERPHENAZINE (per-FEN-a-zeen)
Perphenazine is a phenothiazine used to treat emotional disorders. Perphenazine may also be used to treat severe nausea and vomiting or other conditions as determined by your doctor.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are also taking astemizole, cisapride, terfenadine, or tramadol. ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking guanadrel, guanethidine, levodopa, macrolide antibiotics, tricyclic antidepressants, or medicine for bladder or bowel spasms (anticholinergics). Inform your doctor of any other medical conditions, allergies, pregnancy, or breast-feeding. Contact your doctor or pharmacist if you have any questions or concerns about using this medicine.
Follow the directions for using this medicine provided by your doctor. STORE THIS MEDICINE at room temperature in a tightly-closed container, away from heat and light. IF YOU MISS A DOSE OF THIS MEDICINE, take it as soon as possible. If you are taking 1 dose at bedtime and do not remember until the next morning, skip the missed dose and go back to your regular dosing schedule.
KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you are using this medicine. BEFORE YOU HAVE ANY MEDICAL OR DENTAL TREATMENTS, EMERGENCY CARE, OR SURGERY, tell the doctor or dentist that you are using this medicine. THIS MEDICINE MAY CAUSE drowsiness, dizziness, or fainting. Stand up slowly. Do not drive, operate machinery, or do anything else that could be dangerous until you know how you react to this medicine. DO NOT BECOME OVERHEATED in hot weather or during exercise or other activities since heat stroke may occur while you are using this medicine. THIS MEDICINE MAY CAUSE increased sensitivity to the sun. Avoid exposure to the sun or sunlamps until you know how you react to this medicine. Use a sunscreen or protective clothing if you must be outside for a prolonged period. DO NOT DRINK ALCOHOL while you are taking this medicine. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor or pharmacist. This includes phenylpropanolamine. FOR WOMEN: IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. THIS MEDICINE IS EXCRETED IN BREAST MILK. DO NOT BREAST-FEED while taking this medicine.
Possible side effects
SIDE EFFECTS, that may go away during treatment, include drowsiness, dizziness, nasal congestion, blurred vision, dry mouth, or constipation. If they continue or are bothersome, check with your doctor. CHECK WITH YOUR DOCTOR AS SOON AS POSSIBLE if you experience changes in vision; changes in breasts; changes in menstrual period; prolonged or painful erection; sore throat; inability to move eyes; muscle spasms of face, neck, or back; difficulty swallowing; mask-like face; tremors of hands; restlessness; tension in legs; shuffling walk or stiff arms or legs; puffing of cheeks; lip smacking or puckering; twitching or twisting movements; or weakness of arms or legs. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist.
If you take too much
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include restlessness, muscle spasms, tremors, twitching, deep sleep or loss of consciousness, and seizures.
DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.